------------[ cut here ]------------
WARNING: CPU: 0 PID: 6873 at kernel/events/core.c:2233 event_filter_match+0x422/0x660
Modules linked in:
CPU: 0 PID: 6873 Comm: modprobe Not tainted 6.0.0-rc5-next-20220916 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:event_filter_match+0x422/0x660
Code: 00 00 00 e9 7c fc ff ff e8 4b 15 f1 ff 65 8b 2d c0 73 ad 7e 31 ff 89 ee e8 eb 11 f1 ff 85 ed 0f 84 ef 00 00 00 e8 2e 15 f1 ff <0f> 0b eb 9f e8 05 92 23 00 e9 17 fc ff ff e8 1b 15 f1 ff 48 8d 7b
RSP: 0018:ffff88806ce09c70 EFLAGS: 00010046
RAX: 0000000000010001 RBX: ffff888035cc8000 RCX: 0000000000000000
RDX: ffff888037f3d040 RSI: ffffffff81550212 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff888035cc8220
R13: 0000000000000000 R14: ffff888035cc80a8 R15: ffff888035cc8220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa35c3dd000 CR3: 000000000e676000 CR4: 0000000000350ef0
Call Trace:
merge_sched_in+0x107/0x1110
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:strncpy+0x37/0xb0
Code: ec 08 48 85 d2 74 5c 4c 8d 2c 17 48 89 fb 49 bc 00 00 00 00 00 fc ff df 48 89 f0 48 89 f2 48 c1 e8 03 83 e2 07 42 0f b6 04 20 <38> d0 7f 04 84 c0 75 45 48 89 d8 48 89 da 0f b6 2e 48 c1 e8 03 83
RSP: 0018:ffff888018b078d8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88800d6a3756 RCX: 1ffff11001ad46e9
RDX: 0000000000000000 RSI: ffff888037f3d790 RDI: ffff88800d6a374c
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88800d6a3683
R10: ffffed1001ad46d0 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88800d6a375c R14: ffff88800d6a374c R15: ffff88800d6a35f0
__create_object+0x69e/0xc10
kmem_cache_alloc+0x23c/0x3e0
mas_alloc_nodes+0x420/0x800
mas_preallocate+0x1bb/0x360
do_mas_align_munmap.constprop.0+0x111/0x1000
do_mas_munmap+0x1e8/0x2b0
mmap_region+0x21c/0x1a00
do_mmap+0x828/0xf40
vm_mmap_pgoff+0x1af/0x270
ksys_mmap_pgoff+0x3d0/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f2f068bad82
Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00
RSP: 002b:00007ffe89b956c8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2f068bad82
RDX: 0000000000000005 RSI: 0000000000002000 RDI: 00007f2f06391000
RBP: 00007f2f06391000 R08: 0000000000000000 R09: 0000000000001000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2f0689a470
R13: 00007ffe89b956e0 R14: 00007ffe89b95710 R15: 00007ffe89b95a70
irq event stamp: 10268
hardirqs last enabled at (10267): [] asm_sysvec_apic_timer_interrupt+0x16/0x20
hardirqs last disabled at (10268): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (10226): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (10159): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6873 at kernel/events/core.c:2557 merge_sched_in+0xadb/0x1110
Modules linked in:
CPU: 0 PID: 6873 Comm: modprobe Tainted: G W 6.0.0-rc5-next-20220916 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:merge_sched_in+0xadb/0x1110
Code: ff ff e8 78 16 ef ff 65 8b 05 ed 74 ab 7e 31 ff 89 c6 89 04 24 e8 15 13 ef ff 8b 04 24 85 c0 0f 84 13 02 00 00 e8 55 16 ef ff <0f> 0b e9 c4 fb ff ff e8 49 16 ef ff 4c 89 e8 48 05 18 01 00 00 e9
RSP: 0018:ffff88806ce09cb0 EFLAGS: 00010046
RAX: 0000000000010001 RBX: ffff88806ce3ef00 RCX: 0000000000000000
RDX: ffff888037f3d040 RSI: ffffffff815700eb RDI: 0000000000000005
RBP: ffff888035cc8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff865ac01b R12: ffff88806ce3ef00
R13: 0000000000000001 R14: ffff888035cc80a8 R15: ffff888035cc8220
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa35c3dd000 CR3: 000000000e676000 CR4: 0000000000350ef0
Call Trace:
visit_groups_merge.constprop.0.isra.0+0x4fc/0xef0
ctx_sched_in+0x2e6/0x770
perf_event_sched_in+0x75/0x80
ctx_resched+0x1ce/0x390
__perf_install_in_context+0x285/0x9c0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:strncpy+0x37/0xb0
Code: ec 08 48 85 d2 74 5c 4c 8d 2c 17 48 89 fb 49 bc 00 00 00 00 00 fc ff df 48 89 f0 48 89 f2 48 c1 e8 03 83 e2 07 42 0f b6 04 20 <38> d0 7f 04 84 c0 75 45 48 89 d8 48 89 da 0f b6 2e 48 c1 e8 03 83
RSP: 0018:ffff888018b078d8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88800d6a3756 RCX: 1ffff11001ad46e9
RDX: 0000000000000000 RSI: ffff888037f3d790 RDI: ffff88800d6a374c
RBP: 0000000000000000 R08: 0000000000000001 R09: ffff88800d6a3683
R10: ffffed1001ad46d0 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88800d6a375c R14: ffff88800d6a374c R15: ffff88800d6a35f0
__create_object+0x69e/0xc10
kmem_cache_alloc+0x23c/0x3e0
mas_alloc_nodes+0x420/0x800
mas_preallocate+0x1bb/0x360
do_mas_align_munmap.constprop.0+0x111/0x1000
do_mas_munmap+0x1e8/0x2b0
mmap_region+0x21c/0x1a00
do_mmap+0x828/0xf40
vm_mmap_pgoff+0x1af/0x270
ksys_mmap_pgoff+0x3d0/0x4f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f2f068bad82
Code: eb aa 66 0f 1f 44 00 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 33 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 56 5b 5d c3 0f 1f 00 c7 05 ae 03 01 00 16 00
RSP: 002b:00007ffe89b956c8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000812 RCX: 00007f2f068bad82
RDX: 0000000000000005 RSI: 0000000000002000 RDI: 00007f2f06391000
RBP: 00007f2f06391000 R08: 0000000000000000 R09: 0000000000001000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007f2f0689a470
R13: 00007ffe89b956e0 R14: 00007ffe89b95710 R15: 00007ffe89b95a70
irq event stamp: 10268
hardirqs last enabled at (10267): [] asm_sysvec_apic_timer_interrupt+0x16/0x20
hardirqs last disabled at (10268): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (10226): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (10159): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6888 at kernel/events/core.c:2047 perf_group_detach+0x99e/0x12f0
Modules linked in:
CPU: 0 PID: 6888 Comm: syz-executor.5 Tainted: G W 6.0.0-rc5-next-20220916 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:perf_group_detach+0x99e/0x12f0
Code: 85 d5 f8 ff ff e8 22 57 ee ff 65 44 8b 25 96 b5 aa 7e 31 ff 44 89 e6 e8 c0 53 ee ff 45 85 e4 0f 84 0a 05 00 00 e8 02 57 ee ff <0f> 0b e9 a9 f8 ff ff e8 f6 56 ee ff 65 8b 1d 6b b5 aa 7e 31 ff 89
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: ffff888035cc8000 RCX: 0000000000000000
RDX: ffff88801bc0b580 RSI: ffffffff8157c03e RDI: 0000000000000005
RBP: ffff888035cc8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff888035cc8090 R14: ffff88806ce3ef00 R15: ffff888035cc8000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd33b532db0 CR3: 0000000005226000 CR4: 0000000000350ef0
Call Trace:
__perf_remove_from_context+0x71e/0xb20
event_function+0x297/0x3d0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x70
Code: 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 39 57 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9
RSP: 0018:ffff88801896f908 EFLAGS: 00000246
RAX: 0000000080000001 RBX: 0000000000000000 RCX: ffffffff81692f19
RDX: ffff88801bc0b580 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff88803659d2c0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801896fcf8
R13: ffffea0000c4f400 R14: dffffc0000000000 R15: ffffea0000c4f400
unmap_page_range+0x1faa/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
__x64_sys_exit_group+0x3a/0x50
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa35c2c5b19
Code: Unable to access opcode bytes at RIP 0x7fa35c2c5aef.
RSP: 002b:00007ffe63c03758 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fa35c2c5b19
RDX: 00007fa35c27872b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000001b2de21424 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffe63c03840
irq event stamp: 3008
hardirqs last enabled at (3007): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (3008): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (2684): [] netlink_release+0x8fd/0x1db0
softirqs last disabled at (2682): [] netlink_release+0x879/0x1db0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6888 at kernel/events/core.c:2183 perf_group_detach+0x9c7/0x12f0
Modules linked in:
CPU: 0 PID: 6888 Comm: syz-executor.5 Tainted: G W 6.0.0-rc5-next-20220916 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:perf_group_detach+0x9c7/0x12f0
Code: ff 0f 0b e9 a9 f8 ff ff e8 f6 56 ee ff 65 8b 1d 6b b5 aa 7e 31 ff 89 de e8 96 53 ee ff 85 db 0f 84 86 04 00 00 e8 d9 56 ee ff <0f> 0b e9 0e fa ff ff e8 cd 56 ee ff 48 8b 7c 24 20 48 81 c7 f8 00
RSP: 0018:ffff88806ce09e60 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88801bc0b580 RSI: ffffffff8157c067 RDI: 0000000000000005
RBP: ffff888035cc8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888035cc8000
R13: ffff888035cc8000 R14: ffff88806ce3ef00 R15: ffff888035cc8000
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd33b532db0 CR3: 0000000005226000 CR4: 0000000000350ef0
Call Trace:
__perf_remove_from_context+0x71e/0xb20
event_function+0x297/0x3d0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x70
Code: 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 39 57 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9
RSP: 0018:ffff88801896f908 EFLAGS: 00000246
RAX: 0000000080000001 RBX: 0000000000000000 RCX: ffffffff81692f19
RDX: ffff88801bc0b580 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff88803659d2c0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801896fcf8
R13: ffffea0000c4f400 R14: dffffc0000000000 R15: ffffea0000c4f400
unmap_page_range+0x1faa/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
__x64_sys_exit_group+0x3a/0x50
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa35c2c5b19
Code: Unable to access opcode bytes at RIP 0x7fa35c2c5aef.
RSP: 002b:00007ffe63c03758 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fa35c2c5b19
RDX: 00007fa35c27872b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000001b2de21424 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffe63c03840
irq event stamp: 3008
hardirqs last enabled at (3007): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (3008): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (2684): [] netlink_release+0x8fd/0x1db0
softirqs last disabled at (2682): [] netlink_release+0x879/0x1db0
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6888 at kernel/events/core.c:655 perf_event_update_sibling_time+0xd5/0x4d0
Modules linked in:
CPU: 0 PID: 6888 Comm: syz-executor.5 Tainted: G W 6.0.0-rc5-next-20220916 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:perf_event_update_sibling_time+0xd5/0x4d0
Code: 5e 41 5f e9 5d c5 f0 ff e8 58 c5 f0 ff 65 8b 1d cd 23 ad 7e 31 ff 89 de e8 f8 c1 f0 ff 85 db 0f 84 d3 02 00 00 e8 3b c5 f0 ff <0f> 0b eb 97 e8 32 c5 f0 ff 48 8d 7d 10 48 b8 00 00 00 00 00 fc ff
RSP: 0018:ffff88806ce09e58 EFLAGS: 00010046
RAX: 0000000080010002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88801bc0b580 RSI: ffffffff81555205 RDI: 0000000000000005
RBP: ffff888035cc8000 R08: 0000000000000005 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff888035cc80a8 R14: 0000000000000001 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd33b532db0 CR3: 0000000005226000 CR4: 0000000000350ef0
Call Trace:
list_del_event+0x524/0x860
__perf_remove_from_context+0xd2/0xb20
event_function+0x297/0x3d0
remote_function+0x125/0x1b0
__flush_smp_call_function_queue+0x1df/0x5a0
__sysvec_call_function_single+0x92/0x3a0
sysvec_call_function_single+0x89/0xc0
asm_sysvec_call_function_single+0x16/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x70
Code: 02 66 90 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 e9 cd 23 1a 03 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 8b 05 39 57 bc 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 c0 6e 02 00 a9
RSP: 0018:ffff88801896f908 EFLAGS: 00000246
RAX: 0000000080000001 RBX: 0000000000000000 RCX: ffffffff81692f19
RDX: ffff88801bc0b580 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffff88803659d2c0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801896fcf8
R13: ffffea0000c4f400 R14: dffffc0000000000 R15: ffffea0000c4f400
unmap_page_range+0x1faa/0x2a10
unmap_single_vma+0x190/0x380
unmap_vmas+0x21e/0x370
exit_mmap+0x154/0x680
mmput+0xd1/0x390
do_exit+0xa2e/0x27f0
do_group_exit+0xd0/0x2a0
__x64_sys_exit_group+0x3a/0x50
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa35c2c5b19
Code: Unable to access opcode bytes at RIP 0x7fa35c2c5aef.
RSP: 002b:00007ffe63c03758 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fa35c2c5b19
RDX: 00007fa35c27872b RSI: ffffffffffffffbc RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000001b2de21424 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffe63c03840
irq event stamp: 3008
hardirqs last enabled at (3007): [] _raw_spin_unlock_irqrestore+0x28/0x60
hardirqs last disabled at (3008): [] sysvec_call_function_single+0xb/0xc0
softirqs last enabled at (2684): [] netlink_release+0x8fd/0x1db0
softirqs last disabled at (2682): [] netlink_release+0x879/0x1db0
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
0: ec in (%dx),%al
1: 08 48 85 or %cl,-0x7b(%rax)
4: d2 74 5c 4c shlb %cl,0x4c(%rsp,%rbx,2)
8: 8d 2c 17 lea (%rdi,%rdx,1),%ebp
b: 48 89 fb mov %rdi,%rbx
e: 49 bc 00 00 00 00 00 movabs $0xdffffc0000000000,%r12
15: fc ff df
18: 48 89 f0 mov %rsi,%rax
1b: 48 89 f2 mov %rsi,%rdx
1e: 48 c1 e8 03 shr $0x3,%rax
22: 83 e2 07 and $0x7,%edx
25: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax
* 2a: 38 d0 cmp %dl,%al <-- trapping instruction
2c: 7f 04 jg 0x32
2e: 84 c0 test %al,%al
30: 75 45 jne 0x77
32: 48 89 d8 mov %rbx,%rax
35: 48 89 da mov %rbx,%rdx
38: 0f b6 2e movzbl (%rsi),%ebp
3b: 48 c1 e8 03 shr $0x3,%rax
3f: 83 .byte 0x83